Thiazolidinediones, like metformin, inhibit respiratory complex I: a common mechanism contributing to their antidiabetic actions? - Brunmair,B.; Staniek,K.; Gras,F.; Scharf,N.; Althaym,A.; Clara,R.; Roden,M.; Gnaiger,E.; Nohl,H.; Waldhausl,W.; Furnsinn,C. (Diabetes, 2004)